151 lines
4.0 KiB
Ruby
151 lines
4.0 KiB
Ruby
# encoding: utf-8
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## This helper be included in applicationHelper
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module CoursesHelper
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=begin
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1. define TeacherRoles, StudentRoles
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2. define count function
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3. define search by roles
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4. define search member function
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=end
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TeacherRoles = [3, 4, 7, 9]
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StudentRoles = [5, 10]
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AllPeople = StudentRoles+TeacherRoles
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## return people count
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# 返回x项目成员数量,即roles表中定义的所有成员
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def projectCount project
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searchCountByRoles project, AllPeople
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end
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# 返回教师数量,即roles表中定义的Manager
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def teacherCount project
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searchCountByRoles project, TeacherRoles
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# or
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# searchTeacherAndAssistant(project).count
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end
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# 返回学生数量,即roles表中定义的Reporter
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def studentCount project
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searchCountByRoles project,StudentRoles
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# or
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# searchStudent(project).count
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end
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# garble count 混淆数量
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# alias projectCountOrigin projectCount
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# def projectCount project
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# count = projectCountOrigin project
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# garble count
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# end
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alias teacherCountOrigin teacherCount
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def teacherCount project
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count = teacherCountOrigin project
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garble count
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end
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alias studentCountOrigin studentCount
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def studentCount project
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count = studentCountOrigin project
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garble count
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end
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def garble count
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count = count.round( 1-count.to_s.size ).to_i
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return count.to_s if count.to_s.size.eql?(1)
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count.to_s << '+'
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end
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# =====================================================================================
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# return people list
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def searchTeacherAndAssistant project
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searchPeopleByRoles(project, TeacherRoles)
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end
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def searchStudent project
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searchPeopleByRoles(project, StudentRoles)
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end
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# =====================================================================================
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def searchCountByRoles project, roles_id
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members = searchPeopleByRoles project, roles_id
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members.count
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end
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def searchPeopleByRoles project, roles_id
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members = []
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begin
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members = project.members.joins(:member_roles).where("member_roles.role_id IN (:role_id)", {:role_id => roles_id})
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rescue Exception => e
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logger.error "[CoursesHelper] ===> #{e}"
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end
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members
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end
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#useless
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def searchMembersByRole project, role_id
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members = []
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begin
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members = project.members.joins(:member_roles).where("member_roles.role_id = :role_id", {:role_id => role_id })
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rescue Exception => e
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logger.error "[CoursesHelper] ===> #{e}"
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end
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members
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end
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def findCourseTime project
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str = ""
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begin
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@course = Course.find_by_extra(@project.identifier)
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date_format = l(:zh_date)[:formats][:default]
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if @course
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str = DateTime.parse(@course.setup_time.to_s).strftime("#{date_format}").to_s unless @course.setup_time.blank?
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str << '-' unless @course.setup_time.blank?
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str << DateTime.parse(@course.endup_time.to_s).strftime("#{date_format}").to_s unless @course.endup_time.blank?
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end
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rescue Exception => e
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logger.error "[CoursesHelper] ===> #{e}"
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end
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str
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end
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def get_course_term project
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str = ( project.try(:course_extra).try(:time).to_s << '.' << project.try(:course_extra).try(:term).to_s )
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str[0..-4]
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end
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def members_to_user_ids members
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people = []
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members.each { |member|
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people << member.user_id
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}
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people
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end
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# 截至到2014-03-17 这个是最终的判断课程是否过期的方法
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def course_endTime_timeout? project
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end_time_str = Course.find_by_extra(project.try(:identifier)).try(:endup_time)
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begin
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cTime = Time.parse(end_time_str.to_s)
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rescue TypeError,ArgumentError
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cTime = Time.parse("3000-01-01")
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end
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now = Time.now
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now > cTime
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end
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def find_by_extra_from_project extra
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Course.find_by_extra(try(extra))
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end
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#判断制定用户是不是当前课程的老师
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def is_course_teacher user,project
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is_teacher = false
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searchTeacherAndAssistant(project).each do |teacher|
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if user == teacher
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is_teacher = true
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break
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end
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end
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is_teacher
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end
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end
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